GetNacosHistoryConfig - Microservices Engine - Alibaba Cloud Documentation Center

Queries the historical details of Nacos configuration changes.

Operation description

Note The operation is not provided in Nacos SDKs. For information about Nacos SDKs, see the official documentation.

Debugging

OpenAPI Explorer automatically calculates the signature value. For your convenience, we recommend that you call this operation in OpenAPI Explorer.

Debug

Authorization information

The following table shows the authorization information corresponding to the API. The authorization information can be used in the Action policy element to grant a RAM user or RAM role the permissions to call this API operation. Description:

Operation: the value that you can use in the Action element to specify the operation on a resource.
Access level: the access level of each operation. The levels are read, write, and list.
Resource type: the type of the resource on which you can authorize the RAM user or the RAM role to perform the operation. Take note of the following items:
- The required resource types are displayed in bold characters.
- If the permissions cannot be granted at the resource level, All Resources is used in the Resource type column of the operation.
Condition Key: the condition key that is defined by the cloud service.
Associated operation: other operations that the RAM user or the RAM role must have permissions to perform to complete the operation. To complete the operation, the RAM user or the RAM role must have the permissions to perform the associated operations.

Operation	Access level	Resource type	Condition key	Associated operation
mse:GetNacosHistoryConfig	get	Cluster acs:mse:{#regionId}:{#accountId}:instance/{#InstanceId}	none	none

Request parameters

Parameter	Type	Required	Description	Example
InstanceId	string	Yes	The ID of the instance.	mse_prepaid_public_cn-st220g9ka02
DataId	string	Yes	The ID of the data.	msg-center.main.yaml
Group	string	Yes	The name of the group.	DEFAULT_GROUP
NamespaceId	string	No	The ID of the namespace.	6cf708a5-****-89f2-3ba62c5ee9ba
Nid	string	Yes	The version ID of the configuration.	40****
AcceptLanguage	string	No	The language of the response. Valid values: zh: Chinese en: English	zh

Response parameters

Parameter	Type	Description	Example
	object	The data structure.
Message	string	The message returned.	The request was successfully processed.
RequestId	string	The ID of the request.	69AD2AA7-DB47-449B-941B-B14409DF****
Configuration	object	The configuration information.
AppName	string	The name of the application.	test
Md5	string	The MD5 value of the configuration.	23sdf32f****
DataId	string	The ID of the configuration.	test.yaml
Content	string	The content of the configuration.	test
Group	string	The name of the configuration group.	public
OpType	string	The configuration type.	text
EncryptedDataKey	string	The encryption key.	23fds****
ErrorCode	string	The error code returned if the request failed.	NoPermission
Success	boolean	Indicates whether the request was successful. Valid values: `true`: The request was successful. `false`: The request failed.	true

Examples

Sample success responses

JSONformat

{
  "Message": "The request was successfully processed.\n",
  "RequestId": "69AD2AA7-DB47-449B-941B-B14409DF****",
  "Configuration": {
    "AppName": "test",
    "Md5": "23sdf32f****",
    "DataId": "test.yaml",
    "Content": "test",
    "Group": "public",
    "OpType": "text",
    "EncryptedDataKey": "23fds****"
  },
  "ErrorCode": "NoPermission",
  "Success": true
}

Error codes

HTTP status code	Error code	Error message	Description
400	duplicatedClusterAliasName	duplicated cluster alias name	The instance name is duplicate. User another name.
400	illegalRequest	illegal request:%s	Invalid request: %s
403	NoPermission	You are not authorized to perform this operation:%s	You do not have the permission to use this interface:%s
404	clusterNotFound	cluster not found	The cluster is not found.
500	systemError	system error	An error occurred on the system. Try again later.

For a list of error codes, visit the Service error codes.

Change history

Change time	Summary of changes	Operation
2023-04-25	API Description Update	View Change Details